paul ryan was the chair of the house budget committee. it would be an affront to him not to have accurate, factual details on these issues the way that romney got away with not having. >> paul ryan knows numbers, statistics, stuff like that. >> he does. it's going to be interesting. there's a generational divide. you have the two irish catholics, one older, one younger. i think it would be a good debate. joe biden's been at this for many, many years. this is paul ryan's first rodeo. i do think there's pressure on both of them. i think in many ways, the vice presidential debate doesn't mean much. you think about the biggest blowout in history was dan quayle against his challenger and george bush still won. >> the one place that could mean something, there's been this, for lack of a better word, the back-and-forth within the press and within the candidates' campaigns about this tax cut, whether you actually can achieve the balanced budget that mitt romney is promising. i think he's making a lot of false promises. but it will be interesting